Headsets

Headset bearings for Wolf Tooth headsets. - Replacement bearings

Service and replacement parts specifically for Trek Knock Block technology. Genuine replacement parts Get your bike back on the trail with the headset parts you need. - Trek proprietary headset components compatible with Trek Knock Block models - 72-degree headset fits 2021 Slash 29 - Includes crown race, bearings, top cover, frame chip & fastener - Frame chip has display tabs to connect Bosch Kiox Mount sold separately - Must be paired with Knock Block stem and Knock Block spacers - Knock Block headset spacers not included

FSA Standard Headset Bearings

The 40-Series is the workhorse of Cane Creek's headset line-up. Representing the balance of performance, durability, and value, the series incorporates all the features necessary for a robust, lightweight, long-lasting headset. Zero stack uppers press into head tube with very little stack height. - Sealed black oxide bearings - Carbon-friendy compression ring captured in top cover, keeping shims in place - Steel crown race with integrated seals - Interlok spacer compatible - Compatible with straight steerer 1-1/8" forks - Bearing Type: Cartridge - Color: Black - Defined Color: Black - Weight: 171 g -Upper Stack Height: 8 mm - Lower Stack Height: 12 mm - Crown Race: 30 - S.H.I.S Lower: EC44 - S.H.I.S Upper: ZS44 - S.H.I.S. Stem Clamp Diameter: 28.6 Threadless